We often hear the expression that there are two kinds of people in this world. But that doesn’t always apply when it comes to categorizing people by their sex chromosomes. Other WRAL Top Stories "You ...

A chromosome is a DNA molecule that contains genetic material. Sex chromosomes are chromosomes that affect your sexual anatomy and reproductive development. Most of us were raised with the idea that ...

Sex determination at birth is decided on the chromosomes the baby has. A female has two X chromosomes, whereas a male has one X and one Y chromosome. According to Medline Plus, in every cell, humans ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

Earlier this year, the often overlooked issue of differences in sex development came to the fore after two women boxers were allowed to compete in the Olympics after previously failing a gender ...